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Prehnite

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GND26254

Prehnite

Description Tabs

Description
Locality: 
Mullaley, Pottinger County, New South Wales, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 4.5 × 4 cm
Description

Attractive pale green, transluscent prehnite forms mammillary clusters of crystals on a pink feldspar matrix.

No damage.

Mineral Data
What's on the rock

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa
Gondwana Minerals